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Script that creates self extracting executable script from tar.gz file.
#!/bin/sh
if [ $# -eq 0 ]; then
echo "This script creates self extractable executable"
echo Usage: $0 TAR.GZ [COMMAND]
exit;
fi
if [ $# -gt 0 ]; then
TAR_FILE=$1
fi
EXIT_COMMAND=exit
if [ $# -gt 1 ]; then
EXIT_COMMAND="exec $2"
fi
SELF_EXTRACTABLE="$TAR_FILE.self"
echo '#!/bin/sh' > $SELF_EXTRACTABLE
echo 'dd bs=1 skip=`head -3 $0 | wc -c` if=$0 | gunzip -c | tar -x' >> $SELF_EXTRACTABLE
echo "$EXIT_COMMAND" >> $SELF_EXTRACTABLE
cat $TAR_FILE >> $SELF_EXTRACTABLE
chmod a+x $SELF_EXTRACTABLE
@alexradzin
Owner

Script that creates self extractable executable from tar.gz file.
The result can be executed directly and extracts content of give tar.gz to current directory.
Script arguments: (mandatory) tar.gz file path and (optional) command that will be executed right after extracting the tar.gz content.

The name of resulting executable is as name of tar.gz with suffix ".self"

Usage:
Create self-extracted executable: ./selftar.sh my.tar.gz
Create self-extracted executable: ./selftar.sh my.tar.gz "folder/install.sh"

Both examples create file my.tar.gz.self

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